/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package be.free.ts.support.validation;

import be.free.ts.support.LocalDateService;
import org.joda.time.LocalDate;

import javax.inject.Inject;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import javax.validation.constraints.Past;

/**
 * @author Christophe De Blende
 * @since 01/01/13
 */
public class PastValidatorForLocalDate implements ConstraintValidator<Past, LocalDate> {

	private final LocalDateService localDateService;

	@Inject
	public PastValidatorForLocalDate(LocalDateService localDateService) {
		this.localDateService = localDateService;
	}

	@Override
	public void initialize(Past constraintAnnotation) {
	}

	@Override
	public boolean isValid(LocalDate localDate, ConstraintValidatorContext context) {
		//null values are valid
		return localDate == null || localDateService.isBeforeNow(localDate);
	}
}
